Strictly Come Dancing stars relax on Sundays, having filmed the Results Show on Saturday evening, following the live performances.MORE: Strictly's Karen Hauer and Luba Mushtuk stun as they pose in bikinis during 'perfect spa day'And it's no surprise that dancer Luba Mushtuk chose to end the week with a relaxing spa day, with none other than reigning champion Rose Ayling-Ellis.WATCH: Luba Mushtuk's first interview after joining StrictlyThe pair headed to central London to enjoy the day together and Luba couldn't help but share a picture of them inside a sauna.RELATED: Matt Goss' Strictly partner Nadiya Bychkova breaks silence after exit from showREAD: Ola and James Jordan's Strictly verdict: Hamza's perfect Salsa, Helen's unfair scores and the next celebrity exitIn the snap, Luba and Rose can be seen in bikinis whilst at Bath House in Belgravia. They are also each wearing a hat to prevent their head from overheating and protect their hair.